tdesktop/Telegram/SourceFiles/export/export_controller.cpp at dev · dmitry/tdesktop · GitHub

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This file is part of Telegram Desktop,

the official desktop application for the Telegram messaging service.

For license and copyright information please follow this link:

https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL

#include "export/export_controller.h"

#include "export/export_api_wrap.h"

#include "export/export_settings.h"

#include "export/data/export_data_types.h"

#include "export/output/export_output_abstract.h"

#include "export/output/export_output_result.h"

#include "export/output/export_output_stats.h"

#include "mtproto/mtp_instance.h"

namespace Export {

namespace {

const auto kNullStateCallback = [](ProcessingState&) {};

Settings NormalizeSettings(const Settings &settings) {

if (!settings.onlySinglePeer()) {

return base::duplicate(settings);

}

auto result = base::duplicate(settings);

result.types = result.fullChats = Settings::Type::AnyChatsMask;

return result;

}

} // namespace

class ControllerObject {

public:

ControllerObject(

crl::weak_on_queue<ControllerObject> weak,

QPointer<MTP::Instance> mtproto,

const MTPInputPeer &peer);

ControllerObject(

crl::weak_on_queue<ControllerObject> weak,

QPointer<MTP::Instance> mtproto,

const MTPInputPeer &peer,

int32 topicRootId,

uint64 peerId,

const QString &topicTitle);

rpl::producer<State> state() const;

// Password step.

//void submitPassword(const QString &password);

//void requestPasswordRecover();

//rpl::producer<PasswordUpdate> passwordUpdate() const;

//void reloadPasswordState();

//void cancelUnconfirmedPassword();

// Processing step.

void startExport(

const Settings &settings,

const Environment &environment);

void skipFile(uint64 randomId);

void cancelExportFast();

private:

using Step = ProcessingState::Step;

using DownloadProgress = ApiWrap::DownloadProgress;

[[nodiscard]] bool stopped() const;

void setState(State &&state);

void ioError(const QString &path);

bool ioCatchError(Output::Result result);

void setFinishedState();

//void requestPasswordState();

//void passwordStateDone(const MTPaccount_Password &password);

void fillExportSteps();

void fillSubstepsInSteps(const ApiWrap::StartInfo &info);

void exportNext();

void initialize();

void initialized(const ApiWrap::StartInfo &info);

void collectDialogsList();

void exportPersonalInfo();

void exportUserpics();

void exportStories();

void exportProfileMusic();

void exportContacts();

void exportSessions();

void exportOtherData();

void exportDialogs();

void exportNextDialog();

void exportTopic();

template <typename Callback = const decltype(kNullStateCallback) &>

ProcessingState prepareState(

Step step,

Callback &&callback = kNullStateCallback) const;

ProcessingState stateInitializing() const;

ProcessingState stateDialogsList(int processed) const;

ProcessingState statePersonalInfo() const;

ProcessingState stateUserpics(const DownloadProgress &progress) const;

ProcessingState stateStories(const DownloadProgress &progress) const;

ProcessingState stateProfileMusic(const DownloadProgress &progress) const;

ProcessingState stateContacts() const;

ProcessingState stateSessions() const;

ProcessingState stateOtherData() const;

ProcessingState stateDialogs(const DownloadProgress &progress) const;

ProcessingState stateTopic(const DownloadProgress &progress) const;

void fillMessagesState(

ProcessingState &result,

const Data::DialogsInfo &info,

int index,

const DownloadProgress &progress) const;

int substepsInStep(Step step) const;

ApiWrap _api;

Settings _settings;

Environment _environment;

Data::DialogsInfo _dialogsInfo;

int _dialogIndex = -1;

int _messagesWritten = 0;

int _messagesCount = 0;

int _userpicsWritten = 0;

int _userpicsCount = 0;

int _storiesWritten = 0;

int _storiesCount = 0;

int _profileMusicWritten = 0;

int _profileMusicCount = 0;

// rpl::variable<State> fails to compile in MSVC :(

State _state;

rpl::event_stream<State> _stateChanges;

Output::Stats _stats;

std::vector<int> _substepsInStep;

int _substepsTotal = 0;

mutable int _substepsPassed = 0;

mutable Step _lastProcessingStep = Step::Initializing;

std::unique_ptr<Output::AbstractWriter> _writer;

std::vector<Step> _steps;

int _stepIndex = -1;

int32 _topicRootId = 0;

uint64 _topicPeerId = 0;

QString _topicTitle;

rpl::lifetime _lifetime;

};

ControllerObject::ControllerObject(

crl::weak_on_queue<ControllerObject> weak,

QPointer<MTP::Instance> mtproto,

const MTPInputPeer &peer)

: _api(mtproto, weak.runner())

, _state(PasswordCheckState{}) {

_api.errors(

) | rpl::on_next([=](const MTP::Error &error) {

setState(ApiErrorState{ error });

}, _lifetime);

_api.ioErrors(

) | rpl::on_next([=](const Output::Result &result) {

ioCatchError(result);

}, _lifetime);

//requestPasswordState();

auto state = PasswordCheckState();

state.checked = false;

state.requesting = false;

state.singlePeer = peer;

setState(std::move(state));

}

ControllerObject::ControllerObject(

crl::weak_on_queue<ControllerObject> weak,

QPointer<MTP::Instance> mtproto,

const MTPInputPeer &peer,

int32 topicRootId,

uint64 peerId,

const QString &topicTitle)

: _api(mtproto, weak.runner())

, _state(PasswordCheckState{})

, _topicRootId(topicRootId)

, _topicPeerId(peerId)

, _topicTitle(topicTitle) {

_api.errors(

) | rpl::on_next([=](const MTP::Error &error) {

setState(ApiErrorState{ error });

}, _lifetime);

_api.ioErrors(

) | rpl::on_next([=](const Output::Result &result) {

ioCatchError(result);

}, _lifetime);

//requestPasswordState();

auto state = PasswordCheckState();

state.checked = false;

state.requesting = false;

state.singlePeer = peer;

setState(std::move(state));

}

rpl::producer<State> ControllerObject::state() const {

return rpl::single(

_state

) | rpl::then(

_stateChanges.events()

) | rpl::filter([](const State &state) {

const auto password = std::get_if<PasswordCheckState>(&state);

return !password || !password->requesting;

});

}

bool ControllerObject::stopped() const {

return v::is<CancelledState>(_state)

|| v::is<ApiErrorState>(_state)

|| v::is<OutputErrorState>(_state)

|| v::is<FinishedState>(_state);

}

void ControllerObject::setState(State &&state) {

if (stopped()) {

return;

}

_state = std::move(state);

_stateChanges.fire_copy(_state);

}

void ControllerObject::ioError(const QString &path) {

setState(OutputErrorState{ path });

}

bool ControllerObject::ioCatchError(Output::Result result) {

if (!result) {

ioError(result.path);

return true;

}

return false;

}

//void ControllerObject::submitPassword(const QString &password) {

//}

//void ControllerObject::requestPasswordRecover() {

//}

//rpl::producer<PasswordUpdate> ControllerObject::passwordUpdate() const {

// return nullptr;

//}

//void ControllerObject::reloadPasswordState() {

// //_mtp.request(base::take(_passwordRequestId)).cancel();

// requestPasswordState();

//}

//void ControllerObject::requestPasswordState() {

// if (_passwordRequestId) {

// return;

// }

// //_passwordRequestId = _mtp.request(MTPaccount_GetPassword(

// //)).done([=](const MTPaccount_Password &result) {

// // _passwordRequestId = 0;

// // passwordStateDone(result);

// //}).fail([=](const MTP::Error &error) {

// // apiError(error);

// //}).send();

//}

//void ControllerObject::passwordStateDone(const MTPaccount_Password &result) {

// auto state = PasswordCheckState();

// state.checked = false;

// state.requesting = false;

// state.hasPassword;

// state.hint;

// state.unconfirmedPattern;

// setState(std::move(state));

//}

//void ControllerObject::cancelUnconfirmedPassword() {

//}

void ControllerObject::startExport(

const Settings &settings,

const Environment &environment) {

if (!_settings.path.isEmpty()) {

return;

}

_settings = NormalizeSettings(settings);

_environment = environment;

_settings.singleTopicRootId = _topicRootId;

_settings.singleTopicPeerId = _topicPeerId;

_settings.path = Output::NormalizePath(_settings);

_writer = Output::CreateWriter(_settings.format);

fillExportSteps();

exportNext();

}

void ControllerObject::skipFile(uint64 randomId) {

if (stopped()) {

return;

}

_api.skipFile(randomId);

}

void ControllerObject::fillExportSteps() {

using Type = Settings::Type;

_steps.push_back(Step::Initializing);

if (_settings.onlySingleTopic()) {

_steps.push_back(Step::Topic);

return;

}

if (_settings.types & Type::AnyChatsMask) {

_steps.push_back(Step::DialogsList);

}

if (_settings.types & Type::PersonalInfo) {

_steps.push_back(Step::PersonalInfo);

}

if (_settings.types & Type::Userpics) {

_steps.push_back(Step::Userpics);

}

if (_settings.types & Type::Stories) {

_steps.push_back(Step::Stories);

}

if (_settings.types & Type::ProfileMusic) {

_steps.push_back(Step::ProfileMusic);

}

if (_settings.types & Type::Contacts) {

_steps.push_back(Step::Contacts);

}

if (_settings.types & Type::Sessions) {

_steps.push_back(Step::Sessions);

}

if (_settings.types & Type::OtherData) {

_steps.push_back(Step::OtherData);

}

if (_settings.types & Type::AnyChatsMask) {

_steps.push_back(Step::Dialogs);

}

void ControllerObject::fillSubstepsInSteps(const ApiWrap::StartInfo &info) {

auto result = std::vector<int>();

const auto push = [&](Step step, int count) {

const auto index = static_cast<int>(step);

if (index >= result.size()) {

result.resize(index + 1, 0);

}

result[index] = count;

};

push(Step::Initializing, 1);

if (_settings.types & Settings::Type::AnyChatsMask) {

push(Step::DialogsList, 1);

}

if (_settings.types & Settings::Type::PersonalInfo) {

push(Step::PersonalInfo, 1);

}

if (_settings.types & Settings::Type::Userpics) {

push(Step::Userpics, 1);

}

if (_settings.types & Settings::Type::Stories) {

push(Step::Stories, 1);

}

if (_settings.types & Settings::Type::ProfileMusic) {

push(Step::ProfileMusic, 1);

}

if (_settings.types & Settings::Type::Contacts) {

push(Step::Contacts, 1);

}

if (_settings.types & Settings::Type::Sessions) {

push(Step::Sessions, 1);

}

if (_settings.types & Settings::Type::OtherData) {

push(Step::OtherData, 1);

}

if (_settings.types & Settings::Type::AnyChatsMask) {

push(Step::Dialogs, info.dialogsCount);

}

if (_settings.onlySingleTopic()) {

push(Step::Topic, 1);

}

_substepsInStep = std::move(result);

_substepsTotal = ranges::accumulate(_substepsInStep, 0);

}

void ControllerObject::cancelExportFast() {

_api.cancelExportFast();

setState(CancelledState());

}

void ControllerObject::exportNext() {

if (++_stepIndex >= _steps.size()) {

if (ioCatchError(_writer->finish())) {

return;

}

_api.finishExport([=] {

setFinishedState();

});

return;

}

const auto step = _steps[_stepIndex];

switch (step) {

case Step::Initializing: return initialize();

case Step::DialogsList: return collectDialogsList();

case Step::PersonalInfo: return exportPersonalInfo();

case Step::Userpics: return exportUserpics();

case Step::Stories: return exportStories();

case Step::ProfileMusic: return exportProfileMusic();

case Step::Contacts: return exportContacts();

case Step::Sessions: return exportSessions();

case Step::OtherData: return exportOtherData();

case Step::Dialogs: return exportDialogs();

case Step::Topic: return exportTopic();

}

Unexpected("Step in ControllerObject::exportNext.");

}

void ControllerObject::initialize() {

setState(stateInitializing());

_api.startExport(_settings, &_stats, [=](ApiWrap::StartInfo info) {

initialized(info);

});

}

void ControllerObject::initialized(const ApiWrap::StartInfo &info) {

if (ioCatchError(_writer->start(_settings, _environment, &_stats))) {

return;

}

fillSubstepsInSteps(info);

exportNext();

}

void ControllerObject::collectDialogsList() {

setState(stateDialogsList(0));

_api.requestDialogsList([=](int count) {

if (count > 0) {

setState(stateDialogsList(count - 1));

}

return true;

}, [=](Data::DialogsInfo &&result) {

_dialogsInfo = std::move(result);

exportNext();

});

}

void ControllerObject::exportPersonalInfo() {

setState(statePersonalInfo());

_api.requestPersonalInfo([=](Data::PersonalInfo &&result) {

if (ioCatchError(_writer->writePersonal(result))) {

return;

}

exportNext();

});

}

void ControllerObject::exportUserpics() {

_api.requestUserpics([=](Data::UserpicsInfo &&start) {

if (ioCatchError(_writer->writeUserpicsStart(start))) {

return false;

}

_userpicsWritten = 0;

_userpicsCount = start.count;

return true;

}, [=](DownloadProgress progress) {

setState(stateUserpics(progress));

return true;

}, [=](Data::UserpicsSlice &&slice) {

if (ioCatchError(_writer->writeUserpicsSlice(slice))) {

return false;

}

_userpicsWritten += slice.list.size();

setState(stateUserpics(DownloadProgress()));

return true;

}, [=] {

if (ioCatchError(_writer->writeUserpicsEnd())) {

return;

}

exportNext();

});

}

void ControllerObject::exportStories() {

_api.requestStories([=](Data::StoriesInfo &&start) {

if (ioCatchError(_writer->writeStoriesStart(start))) {

return false;

}

_storiesWritten = 0;

_storiesCount = start.count;

return true;

}, [=](DownloadProgress progress) {

setState(stateStories(progress));

return true;

}, [=](Data::StoriesSlice &&slice) {

if (ioCatchError(_writer->writeStoriesSlice(slice))) {

return false;

}

_storiesWritten += slice.list.size();

setState(stateStories(DownloadProgress()));

return true;

}, [=] {

if (ioCatchError(_writer->writeStoriesEnd())) {

return;

}

exportNext();

});

}

void ControllerObject::exportProfileMusic() {

_api.requestProfileMusic([=](Data::ProfileMusicInfo &&start) {

if (ioCatchError(_writer->writeProfileMusicStart(start))) {

return false;

}

_profileMusicWritten = 0;

_profileMusicCount = start.count;

return true;

}, [=](DownloadProgress progress) {

setState(stateProfileMusic(progress));

return true;

}, [=](Data::ProfileMusicSlice &&slice) {

if (ioCatchError(_writer->writeProfileMusicSlice(slice))) {

return false;

}

_profileMusicWritten += slice.list.size();

setState(stateProfileMusic(DownloadProgress()));

return true;

}, [=] {

if (ioCatchError(_writer->writeProfileMusicEnd())) {

return;

}

exportNext();

});

}

void ControllerObject::exportContacts() {

setState(stateContacts());

_api.requestContacts([=](Data::ContactsList &&result) {

if (ioCatchError(_writer->writeContactsList(result))) {

return;

}

exportNext();

});

}

void ControllerObject::exportSessions() {

setState(stateSessions());

_api.requestSessions([=](Data::SessionsList &&result) {

if (ioCatchError(_writer->writeSessionsList(result))) {

return;

}

exportNext();

});

}

void ControllerObject::exportOtherData() {

setState(stateOtherData());

const auto relativePath = "lists/other_data.json";

_api.requestOtherData(relativePath, [=](Data::File &&result) {

if (ioCatchError(_writer->writeOtherData(result))) {

return;

}

exportNext();

});

}

void ControllerObject::exportDialogs() {

if (ioCatchError(_writer->writeDialogsStart(_dialogsInfo))) {

return;

}

exportNextDialog();

}

void ControllerObject::exportNextDialog() {

const auto index = ++_dialogIndex;

const auto info = _dialogsInfo.item(index);

if (info) {

_api.requestMessages(*info, [=](const Data::DialogInfo &info) {

if (ioCatchError(_writer->writeDialogStart(info))) {

return false;

}

_messagesWritten = 0;

_messagesCount = ranges::accumulate(

info.messagesCountPerSplit,

0);

setState(stateDialogs(DownloadProgress()));

return true;

}, [=](DownloadProgress progress) {

setState(stateDialogs(progress));

return true;

}, [=](Data::MessagesSlice &&result) {

if (ioCatchError(_writer->writeDialogSlice(result))) {

return false;

}

_messagesWritten += result.list.size();

setState(stateDialogs(DownloadProgress()));

return true;

}, [=] {

if (ioCatchError(_writer->writeDialogEnd())) {

return;

}

exportNextDialog();

});

return;

}

if (ioCatchError(_writer->writeDialogsEnd())) {

return;

}

exportNext();

}

template <typename Callback>

ProcessingState ControllerObject::prepareState(

Step step,

Callback &&callback) const {

if (step != _lastProcessingStep) {

_substepsPassed += substepsInStep(_lastProcessingStep);

_lastProcessingStep = step;

}

auto result = ProcessingState();

callback(result);

result.step = step;

result.substepsPassed = _substepsPassed;

result.substepsNow = substepsInStep(_lastProcessingStep);

result.substepsTotal = _substepsTotal;

return result;

}

ProcessingState ControllerObject::stateInitializing() const {

return ProcessingState();

}

ProcessingState ControllerObject::stateDialogsList(int processed) const {

const auto step = Step::DialogsList;

return prepareState(step, [&](ProcessingState &result) {

result.entityIndex = processed;

result.entityCount = std::max(

processed,

substepsInStep(Step::Dialogs));

});

}

ProcessingState ControllerObject::statePersonalInfo() const {

return prepareState(Step::PersonalInfo);

}

ProcessingState ControllerObject::stateUserpics(

const DownloadProgress &progress) const {

return prepareState(Step::Userpics, [&](ProcessingState &result) {

result.entityIndex = _userpicsWritten + progress.itemIndex;

result.entityCount = std::max(_userpicsCount, result.entityIndex);

result.bytesRandomId = progress.randomId;

if (!progress.path.isEmpty()) {

const auto last = progress.path.lastIndexOf('/');

result.bytesName = progress.path.mid(last + 1);

}

result.bytesLoaded = progress.ready;

result.bytesCount = progress.total;

});

}

ProcessingState ControllerObject::stateStories(

const DownloadProgress &progress) const {

return prepareState(Step::Stories, [&](ProcessingState &result) {

result.entityIndex = _storiesWritten + progress.itemIndex;

result.entityCount = std::max(_storiesCount, result.entityIndex);

result.bytesRandomId = progress.randomId;

if (!progress.path.isEmpty()) {

const auto last = progress.path.lastIndexOf('/');

result.bytesName = progress.path.mid(last + 1);

}

result.bytesLoaded = progress.ready;

result.bytesCount = progress.total;

});

}

ProcessingState ControllerObject::stateProfileMusic(

const DownloadProgress &progress) const {

return prepareState(Step::ProfileMusic, [&](ProcessingState &result) {

result.entityIndex = _profileMusicWritten + progress.itemIndex;

result.entityCount = std::max(_profileMusicCount, result.entityIndex);

result.bytesRandomId = progress.randomId;

if (!progress.path.isEmpty()) {

const auto last = progress.path.lastIndexOf('/');

result.bytesName = progress.path.mid(last + 1);

}

result.bytesLoaded = progress.ready;

result.bytesCount = progress.total;

});

}

ProcessingState ControllerObject::stateContacts() const {

return prepareState(Step::Contacts);

}

ProcessingState ControllerObject::stateSessions() const {

return prepareState(Step::Sessions);

}

ProcessingState ControllerObject::stateOtherData() const {

return prepareState(Step::OtherData);

}

ProcessingState ControllerObject::stateDialogs(

const DownloadProgress &progress) const {

const auto step = Step::Dialogs;

return prepareState(step, [&](ProcessingState &result) {

fillMessagesState(

result,

_dialogsInfo,

_dialogIndex,

progress);

});

}

void ControllerObject::fillMessagesState(

ProcessingState &result,

const Data::DialogsInfo &info,

int index,

const DownloadProgress &progress) const {

const auto dialog = info.item(index);

Assert(dialog != nullptr);

result.entityIndex = index;

result.entityCount = info.chats.size() + info.left.size();

result.entityName = dialog->name;

result.entityType = (dialog->type == Data::DialogInfo::Type::Self)

? ProcessingState::EntityType::SavedMessages

: (dialog->type == Data::DialogInfo::Type::Replies)

? ProcessingState::EntityType::RepliesMessages

: (dialog->type == Data::DialogInfo::Type::VerifyCodes)

? ProcessingState::EntityType::VerifyCodes

: ProcessingState::EntityType::Chat;

result.itemIndex = _messagesWritten + progress.itemIndex;

result.itemCount = std::max(_messagesCount, result.itemIndex);

result.bytesRandomId = progress.randomId;

if (!progress.path.isEmpty()) {

const auto last = progress.path.lastIndexOf('/');

result.bytesName = progress.path.mid(last + 1);

}

result.bytesLoaded = progress.ready;

result.bytesCount = progress.total;

}

int ControllerObject::substepsInStep(Step step) const {

Expects(_substepsInStep.size() > static_cast<int>(step));

return _substepsInStep[static_cast<int>(step)];

}

void ControllerObject::exportTopic() {

auto topicInfo = Data::DialogInfo();

topicInfo.type = Data::DialogInfo::Type::PublicSupergroup;

topicInfo.name = _topicTitle.toUtf8();

topicInfo.peerId = PeerId(_topicPeerId);

topicInfo.relativePath = QString();

if (ioCatchError(_writer->writeDialogStart(topicInfo))) {

return;

}

_api.requestTopicMessages(

PeerId(_topicPeerId),

_settings.singlePeer,

_topicRootId,

[=](int count) {

_messagesWritten = 0;

_messagesCount = count;

setState(stateTopic(DownloadProgress()));

return true;

[=](DownloadProgress progress) {

setState(stateTopic(progress));

return true;

[=](Data::MessagesSlice &&slice) {

if (ioCatchError(_writer->writeDialogSlice(slice))) {

return false;

}

_messagesWritten += slice.list.size();

setState(stateTopic(DownloadProgress()));

return true;

[=] {

if (ioCatchError(_writer->writeDialogEnd())) {

return;

}

if (ioCatchError(_writer->finish())) {

return;

}

_api.finishExport([=] {

setFinishedState();

});

}

ProcessingState ControllerObject::stateTopic(

const DownloadProgress &progress) const {

return prepareState(Step::Topic, [&](ProcessingState &result) {

result.entityType = ProcessingState::EntityType::Topic;

result.entityName = _topicTitle;

result.entityIndex = 0;

result.entityCount = 1;

result.itemIndex = _messagesWritten + progress.itemIndex;

result.itemCount = std::max(_messagesCount, result.itemIndex);

result.bytesRandomId = progress.randomId;

if (!progress.path.isEmpty()) {

const auto last = progress.path.lastIndexOf('/');

result.bytesName = progress.path.mid(last + 1);

}

result.bytesLoaded = progress.ready;

result.bytesCount = progress.total;

});

}

void ControllerObject::setFinishedState() {

setState(FinishedState{

_writer->mainFilePath(),

_stats.filesCount(),

_stats.bytesCount() });

}

Controller::Controller(

QPointer<MTP::Instance> mtproto,

const MTPInputPeer &peer)

: _wrapped(std::move(mtproto), peer) {

}

Controller::Controller(

QPointer<MTP::Instance> mtproto,

const MTPInputPeer &peer,

int32 topicRootId,

uint64 peerId,

const QString &topicTitle)

: _wrapped(

std::move(mtproto),

peer,

static_cast<int32>(topicRootId),

static_cast<uint64>(peerId),

topicTitle) {

}

rpl::producer<State> Controller::state() const {

return _wrapped.producer_on_main([=](const Implementation &unwrapped) {

return unwrapped.state();

});

}

//void Controller::submitPassword(const QString &password) {

// _wrapped.with([=](Implementation &unwrapped) {

// unwrapped.submitPassword(password);

// });

//}

//void Controller::requestPasswordRecover() {

// _wrapped.with([=](Implementation &unwrapped) {

// unwrapped.requestPasswordRecover();

// });

//}

//rpl::producer<PasswordUpdate> Controller::passwordUpdate() const {

// return _wrapped.producer_on_main([=](const Implementation &unwrapped) {

// return unwrapped.passwordUpdate();

// });

//}

//void Controller::reloadPasswordState() {

// _wrapped.with([=](Implementation &unwrapped) {

// unwrapped.reloadPasswordState();

// });

//}

//void Controller::cancelUnconfirmedPassword() {

// _wrapped.with([=](Implementation &unwrapped) {

// unwrapped.cancelUnconfirmedPassword();

// });

//}

void Controller::startExport(

const Settings &settings,

const Environment &environment) {

LOG(("Export Info: Started export to '%1'.").arg(settings.path));

_wrapped.with([=](Implementation &unwrapped) {

unwrapped.startExport(settings, environment);

});

}

void Controller::skipFile(uint64 randomId) {

_wrapped.with([=](Implementation &unwrapped) {

unwrapped.skipFile(randomId);

});

}

void Controller::cancelExportFast() {

LOG(("Export Info: Cancelled export."));

_wrapped.with([=](Implementation &unwrapped) {

unwrapped.cancelExportFast();

});

}

rpl::lifetime &Controller::lifetime() {

return _lifetime;

}

Controller::~Controller() {

LOG(("Export Info: Controller destroyed."));

}

} // namespace Export

tdesktop/Telegram/SourceFiles/export/export_controller.cpp at dev · dmitry/tdesktop · GitHub

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